Critical Fire Weather Conditions and Severe Thunderstorms Today

Scattered severe thunderstorms are possible across portions of the northern High Plains this afternoon and evening. Severe wind gusts are the primary hazard. Gusty winds and low relative humidity will contribute to critical fire weather conditions across parts of the northern Great Plains and Great Basin today and the southern High Plains on Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Grand Coulee Dam Airport (K3W7)

Lat: 47.92205°NLon: 119.083°WElev: 1593.0ft.

unknown precip

57°F

14°C

Humidity 100%
Wind Speed SW 10 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 13 May 12:50 PM PDT
Extended Forecast for

Grand Coulee WA

Wind Advisory May 13, 01:25pm until May 13, 11:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory May 13, 01:25pm until May 13, 11:00pm

    NOW until 11:00pm Wed

    Wind Advisory

  • This Afternoon

    High: 60 °F

    Showers and
    Breezy

  • Tonight

    Tonight: A 20 percent chance of showers before 11pm.  Patchy blowing dust before 11pm. Partly cloudy, with a low around 46. Breezy, with a southwest wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 38 mph.

    Low: 46 °F

    Slight Chance
    Showers and
    Breezy then
    Partly Cloudy

  • Thursday

    Thursday: Increasing clouds, with a high near 67. Breezy, with a west wind 13 to 18 mph, with gusts as high as 28 mph.

    High: 67 °F

    Mostly Sunny
    then
    Increasing
    Clouds and
    Breezy

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 43. Breezy, with a west wind 8 to 18 mph, with gusts as high as 33 mph.

    Low: 43 °F

    Gradual
    Clearing and
    Breezy then
    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 65. Southwest wind 6 to 15 mph, with gusts as high as 25 mph.

    High: 65 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40. Breezy.

    Low: 40 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Patchy blowing dust. Steady temperature around 60. Breezy, with a west wind 20 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 20 percent chance of showers before 11pm. Patchy blowing dust before 11pm. Partly cloudy, with a low around 46. Breezy, with a southwest wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 38 mph.
Thursday
Increasing clouds, with a high near 67. Breezy, with a west wind 13 to 18 mph, with gusts as high as 28 mph.
Thursday Night
Increasing clouds, with a low around 43. Breezy, with a west wind 8 to 18 mph, with gusts as high as 33 mph.
Friday
Partly sunny, with a high near 65. Southwest wind 6 to 15 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 40. Breezy.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Coulee WA
 47.94°N 119.02°W (Elev. 1601 ft)
11:32 am PDT May 13, 2026
1pm PDT May 13, 2026-6pm PDT May 19, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database